P0021moderate severityPowertrain
Intake Camshaft Position Timing Over-Advanced Bank 2
on 2021 Jeep Cherokee 2.4L I4 · 4WD
What this code means
The intake camshaft timing for Bank 2 is more advanced than commanded.
Symptoms
- Check Engine Light
- Rough idle
- Poor fuel economy
- Stalling
Common causes
- Dirty oil/sludge
- Stuck VVT solenoid
- Worn phaser
- Oil passage blockage
Diagnostic steps
- Check oil condition
- Test VVT solenoid
- Monitor cam position
- Check timing chain
Repair notes
Service VVT system Bank 2.
Other Powertrain codes on this vehicle
P0001
Fuel Volume Regulator Control Circuit/Open
P0001
Fuel Volume Regulator Control Circuit/Open
P0002
Fuel Volume Regulator Control Circuit Range/Performance
P0002
Fuel Volume Regulator Control Circuit Range/Performance
P0003
Fuel Volume Regulator Control Circuit Low
P0003
Fuel Volume Regulator Control Circuit Low
P0004
Fuel Volume Regulator Control Circuit High
P0004
Fuel Volume Regulator Control Circuit High
P0010
Intake Camshaft Position Actuator Circuit/Open Bank 1
P0010
Intake Camshaft Position Actuator Circuit/Open Bank 1